Resource Type
Serial/Series Title
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4
Detachable Washer
Patent for a detachable Washer which can be applied or removed from a bolt, without having to remove the bolt itself.
Date:
August 8, 1922
Creator:
Dubbs, Sylvester S.
Object Type:
Patent
System:
The Portal to Texas History
[Mertin-Lowe House]
Photograph of the Mertin-Lowe House (located at 507 W 5th) in Clarendon, Texas.
Date:
June 8, 1985
Creator:
Texas Historical Commission
Object Type:
Photograph
System:
The Portal to Texas History
Tire-Heater.
Patent for improvements in tire-heater by using a tire box with a number of horizontal bars, tires are placed “into the front of the box and moved into correct position upon the horizontal bars without necessarily lifting the tires.” (Lines 29-32) Diverging arms are secured to the axis inside the tire box. Lamps are secured at the outer ends of the diverging arms. These diverging arms operate by a regulating crank which makes the lamps revolved beneath the tires, therefore heating the tires. Illustration is included.
Date:
September 8, 1891
Creator:
Parks, James H.
Object Type:
Patent
System:
The Portal to Texas History
Hog-Yoke.
Patent for a hog yoke, which prevents hogs from crawling under fences and rooting up their pen.
Date:
November 8, 1910
Creator:
McCarroll, William R.
Object Type:
Patent
System:
The Portal to Texas History